Present study showed that Vedic period was 3.2 ML years long first phase of the human civilization. The Vedic period had the global, proto-Vedic phase of 500 years, the 2nd Vedic civilization of 1000 [1 ML] years and the 3rd Vedic civilization of Rig Veda of Nu /Nuh, with its epicenter in the north-western territory of India of about 1000 + 700 =1700 [1.7 ML] years. The 3rd Vedic civilization was followed by its related A’ad and Thamud /Samud civilizations of west Asia. The total duration of Vedic period with allied civilization of Hud of A’ad and Swaleh of Thamud appeared to be about 4000 [4 ML] years. This period was followed by 3.2ML of the civilization of Abraham and his children of Bani Israel followed by about 1.45 ML of present Muslim civilization. The total period of human civilization, thus comes to be 8.65 (about 9) ML years.